Who chooses IKO
| ABN Amro Bank |
| AMOCO Poland |
| Arthur Andersen |
| Auchan Polska |
| Canadian Embassy |
| Creditanstalt S.A. |
| Cussons Polska |
| Daewoo Electronics |
| IB Austria Seciurities |
| IKEA |
| International Paper |
| Lafarge Polska |
| Leroy-Merlin Polska |
| Maersk Poland |
| Makro Cash and Carry |
| Warsaw Marriott Hotel |
| Master Foods Polska |
| McKinsey & Company |
| Polkomtel / PLUS GSM |
| Polska Telefonia Cyfrowa / ERA GSM |
| PriceWaterhouseCoopers |
| PTP Kleinwort Benson |
| Samsung |
| Société Générale |
| Sheraton Warsaw Hotel |
| Świat Dywanów |
| Tetra Pak |
| Warsaw Business Journal |
| E. Wedel |
| Westdeutsche Landesbank Polska |
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......and many others |
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